Finding the Fourth Proportional to 51,065.91, 76,518.78 and 32,306.31

Step by Step Solution

1. Step 1: Write the proportion equation
   51,065.91 : 76,518.78 = 32,306.31 : x
2. Step 2: Convert to fraction form
   51,065.91/76,518.78 = 32,306.31/x
3. Step 3: Cross multiply
   51,065.91x = 76,518.78 × 32,306.31
4. Step 4: Simplify right side
   51,065.91x = 2,472,039,922.38
5. Step 5: Solve for x
   x = 2,472,039,922.38/51,065.91
6. Step 6: Final answer
   x = 48,408.81